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AWS E2595 vs. AWS E2593

Both AWS E2595 and AWS E2593 are iron alloys. Both are furnished in the as-welded condition. They have a very high 98% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AWS E2595 and the bottom bar is AWS E2593.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
17
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 80
80
Tensile Strength: Ultimate (UTS), MPa 850
850

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
16
Thermal Expansion, µm/m-K 14
14

Otherwise Unclassified Properties

Base Metal Price, % relative 23
22
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.4
4.2
Embodied Energy, MJ/kg 61
59
Embodied Water, L/kg 190
190

Common Calculations

PREN (Pitting Resistance) 42
39
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
30
Strength to Weight: Bending, points 25
25
Thermal Diffusivity, mm2/s 4.2
4.3
Thermal Shock Resistance, points 21
21

Alloy Composition

Carbon (C), % 0 to 0.040
0 to 0.040
Chromium (Cr), % 24 to 27
24 to 27
Copper (Cu), % 0.4 to 1.5
1.5 to 3.0
Iron (Fe), % 51.4 to 64.5
52.7 to 62.5
Manganese (Mn), % 0 to 2.5
0.5 to 1.5
Molybdenum (Mo), % 2.5 to 4.5
2.9 to 3.9
Nickel (Ni), % 8.0 to 10.5
8.5 to 10.5
Nitrogen (N), % 0.2 to 0.3
0.080 to 0.25
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 1.2
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030
Tungsten (W), % 0.4 to 1.0
0